diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/ExtractToFStar.ml | 28 | ||||
| -rw-r--r-- | src/Translate.ml | 24 |
2 files changed, 43 insertions, 9 deletions
diff --git a/src/ExtractToFStar.ml b/src/ExtractToFStar.ml index 506b641f..63d1affd 100644 --- a/src/ExtractToFStar.ml +++ b/src/ExtractToFStar.ml @@ -23,6 +23,7 @@ let fstar_keywords = "match"; "with"; "assert"; + "Type0"; ] (** @@ -233,6 +234,8 @@ let extract_type_def_struct_body (ctx : extraction_ctx) (fmt : F.formatter) F.pp_print_string fmt ":"; F.pp_print_space fmt (); extract_ty ctx fmt false f.field_ty; + F.pp_print_string fmt ";"; + F.pp_print_space fmt (); F.pp_close_box fmt () in let fields = FieldId.mapi (fun fid f -> (fid, f)) fields in @@ -389,10 +392,29 @@ let extract_type_def (ctx : extraction_ctx) (fmt : F.formatter) (def : type_def) let ctx_body, type_params = ctx_add_type_params def.type_params ctx in (* Open a box for the definition *) F.pp_open_hovbox fmt 0; - (* > "type TYPE_NAME =" *) - F.pp_print_string fmt "type"; + (* Print a comment to link the extracted type to its original rust definition *) + F.pp_print_string fmt ("(** [" ^ Print.name_to_string def.name ^ "] *)"); F.pp_print_space fmt (); - F.pp_print_string fmt def_name; + (* Open a box for "type TYPE_NAME (TYPE_PARAMS) =" *) + F.pp_open_hovbox fmt ctx.indent_incr; + (* > "type TYPE_NAME" *) + F.pp_print_string fmt ("type " ^ def_name); + (* Print the type parameters *) + if def.type_params <> [] then ( + F.pp_print_space fmt (); + F.pp_print_string fmt "("; + List.iter + (fun (p : type_var) -> + let pname = ctx_get_type_var p.index ctx_body in + F.pp_print_string fmt pname; + F.pp_print_space fmt ()) + def.type_params; + F.pp_print_string fmt " : Type0)"); + (* Print the "=" *) + F.pp_print_space fmt (); + F.pp_print_string fmt "="; + (* Close the box for "type TYPE_NAME (TYPE_PARAMS) =" *) + F.pp_close_box fmt (); (match def.kind with | Struct fields -> extract_type_def_struct_body ctx_body fmt def fields | Enum variants -> diff --git a/src/Translate.ml b/src/Translate.ml index ed9cd22c..e43d5741 100644 --- a/src/Translate.ml +++ b/src/Translate.ml @@ -291,17 +291,23 @@ let translate_module (filename : string) (config : C.partial_config) (* TODO: register the functions *) (* Open the output file *) - (* First compute the filename by replacing the extension *) - let filename = + (* First compute the filename by replacing the extension and converting the + * case (rust module names are snake case) *) + let module_name, extract_filename = match Filename.chop_suffix_opt ~suffix:".cfim" filename with | None -> (* Note that we already checked the suffix upon opening the file *) failwith "Unreachable" | Some filename -> + (* Split between basename and dirname *) + let dirname = Filename.dirname filename in + let basename = Filename.basename filename in + (* Convert the case *) + let module_name = StringUtils.to_camel_case basename in (* We add the extension for F* *) - filename ^ ".fst" + (module_name, Filename.concat dirname (module_name ^ ".fst")) in - let out = open_out filename in + let out = open_out extract_filename in let fmt = Format.formatter_of_out_channel out in (* Put the translated definitions in maps *) @@ -319,6 +325,13 @@ let translate_module (filename : string) (config : C.partial_config) (* Create a vertical box *) Format.pp_open_vbox fmt 0; + (* Add the module name *) + Format.pp_print_string fmt ("(** " ^ m.M.name ^ " *)"); + Format.pp_print_break fmt 0 0; + Format.pp_print_string fmt ("module " ^ module_name); + Format.pp_print_break fmt 0 0; + Format.pp_print_break fmt 0 0; + (* Export the definition groups to the file, in the proper order *) let export_type (id : Pure.TypeDefId.id) : unit = let def = Pure.TypeDefId.Map.find id trans_types in @@ -338,5 +351,4 @@ let translate_module (filename : string) (config : C.partial_config) List.iter export_decl m.declarations; (* Close the box and end the formatting *) - Format.pp_close_box fmt (); - Format.pp_print_newline fmt () + Format.pp_close_box fmt () |